Radar system is a hi-tech system which concentrates many kinds of modern electronic science and technology achievements.

雷达是集中了现代电子科学技术各种成就的高科技系统。

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It isn't the most high-tech system, but he says there's usually no need for expensive machinery.

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The low-tech system is suddenly set to star in the next act for e-commerce, where wireless meets the Internet.

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If successfully deployed and tested, the high-tech system could usher in a new generation of cheap, easily deployed space habitats.

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